package cn.z2huo.knowledge.basic.datatype.$integer.$long;

class LongTest {

    private long aaa = 1;

    private Long bbb = 1L;

    public static void main(String[] args) {
        long a = 1;
        // Long 后面必须要加 L
        Long b = 1L;
        System.out.println(a);
        System.out.println(b);
        System.out.println();
    }

}
